METHOD FOR PRODUCING 3,5-DIMETHYL DODECANOIC ACID

Japanese Patent JP2015224209

A

PROBLEM TO BE SOLVED: To provide a simple and efficient method for producing 3,5-dimethyl dodecanoic acid as the sexual pheromone technical product of Califomia prionus in a short process.SOLUTION: Provided is a method for producing 3,5-dimethyl dodecanoic acid (5) including: a step of producing a 2-methyl nonyl metal reagent (2) from 2-methyl nonyl halide (1); and a step of 1,4-adding the obtained metal reagent (2) to 2-ethylidiene malonic ester (3) to produce 2-(1,3-dimethyldecyl)malonic ester (4) according to the following equations.

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ISHIBASHI NAOKI
BABA YOSHIHIRO
KANAO TAKESHI

JP2014109167A

December 14, 2015

May 27, 2014

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SHINETSU CHEMICAL CO

C07C51/38; C07C51/09; C07C53/126; C07C55/02; C07C67/347; C07C69/34; C07F3/02

JPS57120546A	1982-07-27
JP2013518088A	2013-05-20
JPS62265279A	1987-11-18
JPH01151552A	1989-06-14
JP2013518921A	2013-05-23
JPS5721341A	1982-02-04

US5532386A

1996-07-02

JOURNAL OF CHEMICAL ECOLOGY, vol. Vol.35(5), JPN6017001217, 2009, pages 590 - 600, ISSN: 0003482227
JOURNAL OF CHEMICAL ECOLOGY, vol. Vol.37(1), JPN6017001218, 2011, pages 114 - 124, ISSN: 0003482228
ANSTRICHMITTEL, vol. 61, JPN6017001219, 1959, pages 940 - 946, ISSN: 0003482229

Shoichi Okuyama
Arihara Koichi
Matsushima Tetsuo
Hidefumi Kawamura
Ayako Nakamura
Satoshi Morimoto
Kyoko Tsunoda
Yu Tanaka
Tokumoto Koichi
Atsushi Watanabe

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